package com.sky.mapper;

import com.sky.entity.User;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Select;

import java.util.Map;

@Mapper
public interface UserMapper {

    /**
     * 根据openid查询用户
     */

    @Select("select * from user where openid=#{openId}")
    User getByOpenID(String openId);

    /**
     * 插入数据 并且返回用户id
     * @param user
     */
    void insert(User user);

    @Select("select * from user where id=#{id}")
    User getById(Long userId);


    Integer countByMap(Map map);


}
